Officers responded to reports of a dangerous driver along Danville Boulevard and Railroad Avenue around 10 a.m.

After investigations, they found that the driver, 23-year-old Cainan Schierholtz was traveling southbound on Danville Boulevard when he struck a bicyclist. Officers said he then hit a pedestrian standing in the bike lane, swerved into traffic and collided with a truck. Schierholtz is reportedly the younger brother of 26-year-old San Francisco Giants outfielder Nate Schierholtz.